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HCF4099B fiches techniques PDF

STMicroelectronics - 8-BIT ADDRESSABLE LATCH

Numéro de référence HCF4099B
Description 8-BIT ADDRESSABLE LATCH
Fabricant STMicroelectronics 
Logo STMicroelectronics 





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HCF4099B fiche technique
HCC/HCF4099B
. SERIAL DATA INPUT - ACTIVE PARALLEL
OUTPUT
. STORAGE REGISTER CAPABILITY - MASTER
CLEAR
. CAN FUNCTION AS DEMULTIPLEXER
. STANDARDIZED SYMMETRICAL OUTPUT
CHARACTERISTICS
. QUIESCENT CURRENT SPECIFIED TO 20V
FOR HCC DEVICE
. 5V, 10V, AND 15V PARAMETRIC RATINGS
. INPUT CURRENT OF 100nA AT 18V AND 25°C
FOR HCC DEVICE
. 100% TESTED FOR QUIESCENT CURRENT
. MEETS ALL REQUIREMENTS OF JEDECTEN-
TATIVE STANDARD N°. 13A, ”STANDARD
SPECIFICATIONS FOR DESCRIPTION OF ”B”
SERIES CMOS DEVICES”
8-BIT ADDRESSABLE LATCH
EY
Plastic Package
F
Ceramic Frit Seal Package
M1
Micro Package
C1
Plastic Chip Carrier
ORDER CODES :
HCC4099BF
HCF4099BM1
HCF4099BEY HCF4099BC1
PIN CONNECTIONS
DESCRIPTION
The HCC4099B (extended temperature range) and
HCF4099B (intermediate temperature range) are
monolithic integrated circuits, available in 16-lead dual
in-line plastic or ceramic package and plastic micro
package. The HCC/HCF4099B 8-bit addressable
latch is a serial-input, parallel-output storage register
that can perform a variety of functions. Data are in-
putted to a particular bit in the latch when that bit is
addressed (by means of inputs A0, A1, A2) and
when WRITE DISABLE is at a low level. When
WRITE DISABLE is high, data entry is inhibited ;
however, all 8 outputs can be continuously read in-
dependent of WRITE DISABLE and address inputs.
A master RESET input is available, which resets all
bits to a logic ”0” level when RESET and WRITE
DISABLE are at a high level. When RESET is at a
high level, and WRITE DISABLE is at a low level, the
latch acts as a 1-of-8 demultiplexer ; the bit that is
addressed has an active output which follows the
data input, while all unaddressed bits are held to a
logic ”0” level.
September 1988
1/14

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